/*
 * Copyright (C) 2009 M. Hautle.
 * 
 * This file is part of TrackedBean.
 * 
 * TrackedBean is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser General
 * Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any
 * later version.
 * 
 * TrackedBean is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied
 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
 * details.
 * 
 * You should have received a copy of the GNU Lesser General Public License along with TrackedBean. If not, see
 * <http://www.gnu.org/licenses/>.
 */
package ch.trackedbean.binding.beanSpec;

/**
 * The status of a property/bean
 * 
 * @author M. Hautle
 */
public final class Status {
	/** The flag describing the status of the element */
	final BeanStatusFlag flag;

	/** An message describing the reason for the status or null */
	final String message;

	/**
	 * Default constructor
	 * 
	 * @param flag The status flag
	 */
	Status(final BeanStatusFlag flag) {
		this(flag, null);
	}

	/**
	 * Default constructor
	 * 
	 * @param flag The status flag
	 * @param message The status message
	 */
	Status(final BeanStatusFlag flag, final String message) {
		this.flag = flag;
		this.message = message;
	}

	/**
	 * @return the flag
	 */
	public BeanStatusFlag getFlag() {
		return flag;
	}

	/**
	 * @return the message
	 */
	public String getMessage() {
		return message;
	}

	/**
	 * Checks if the given flag and message are identical with the content of this Statusobject
	 * 
	 * @param flag A status flag
	 * @param message A message
	 * @return True if the given flag and message are identical with the content of this Statusobject
	 */
	public boolean equals(final BeanStatusFlag flag, final String message) {
		return this.flag == flag && (this.message == message || this.message != null && this.message.equals(message));
	}

	/**
	 * {@inheritDoc}
	 */
	@Override
	public boolean equals(final Object obj) {
		if (!(obj instanceof Status))
			return false;
		final Status o = (Status) obj;
		return flag == o.flag && (o.message == message || message != null && message.equals(o.message));
	}
}